MP-42: Early/Lower Eocene, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Testudines
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Testudines indet.
Batsch 1788
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Clyde 1997 | ||||||
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Mammalia
- Condylarthra
- Hyopsodontidae
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Hyopsodus minor
Loomis 1905
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Clyde 1997 | 2 specimens | |||||
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Hyopsodus lysitensis
Gingerich 1974
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Clyde 1997 | 5 specimens | |||||
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Mammalia
- Primates
- Microsyopidae
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Microsyops latidens
(Cope 1882)
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Clyde 1997 | 2 specimens | |||||
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Mammalia
- Primates
- Notharctidae
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Cantius abditus
(Gingerich and Simons 1977)
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Clyde 1997 | 1 specimen | |||||
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Mammalia
- Viverravidae
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Viverravus acutus
Matthew and Granger 1915
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1 specimen | ||||||
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Didymictis protenus
(Cope 1874)
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1 specimen | ||||||
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Mammalia
- Diacodexeidae
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Bunophorus etsagicus
(Cope 1882)
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Clyde 1997 | 1 specimen | |||||
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Mammalia
- Phenacodontidae
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Phenacodus vortmani
(Cope 1880)
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Clyde 1997 | 2 specimens | |||||
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Mammalia
- Perissodactyla
- Equidae
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Hyracotherium pernix
(Marsh 1876)
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Clyde 1997 | 7 specimens | |||||
| recombined as Arenahippus pernix | |||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | Wyoming | County: | Park |
| Coordinates: | 44.4° North, 108.7° West (view map) | ||||
| Paleocoordinates: | 49.0° North, 92.1° West | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | small collection |
Time
| Period: | Paleogene | Epoch: | Eocene |
| Stage: | Ypresian | 10 m.y. bin: | Cenozoic 2 |
| *Period: | Tertiary | ||
| Key time interval: | Early/Lower Eocene | ||
| Age range of interval: | 56.00000 - 47.80000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Willwood | ||
| Local section: | East Y U Bench | Local bed: | 1175 |
| Local order: | bottom to top | ||
| Regional section: | Southeast | Regional bed: | 2370 |
| Regional order: | bottom to top | ||
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | lithified "siliciclastic" | ||
| Includes fossils? | Y | ||
| Environment: | fluvial-lacustrine indet. | Tectonic setting: | intermontane basin |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
| Preservation of anatomical detail: | good |
| Associated major elements: | some |
| Disassociated major elements: | many |
| Temporal resolution: | time-averaged |
| Spatial resolution: | parautochthonous |
Collection methods and comments
| Collection excludes: | some genera |
| Collection methods: | surface (float),surface (in situ),survey of museum collection |
| Museum repositories: | UMMP |
| Taxonomic list comments:may be in Big Horn County, Wa-6 | |
Metadata
| Database number: | 15685 | ||
| Authorizer: | J. Alroy, W. Clyde | Enterer: | J. Alroy, W. Clyde, L. Gannon |
| Modifier: | L. Gannon | Research group: | vertebrate |
| Created: | 1998-09-21 00:00:00 | Last modified: | 2004-11-30 15:20:13 |
| Access level: | the public | Released: | 1998-09-21 00:00:00 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 2787. | P. D. Polly. 1997. Ancestry and Species Definition in Paleontology: A Stratocladistic Analysis of Paleocene-Eocene Viverravidae (Mammalia, Carnivora) from Wyoming. Contributions from the Museum of Paleontology, University of Michigan 30(1):1-53 [J. Alroy/J. Alroy/M. Uhen] |
Secondary references:
| 11717 | W. C. Clyde. 1997. Stratigraphy and mammalian paleontology of the McCullough Peaks, northern Bighorn Basin, Wyoming: Implications for biochronology, basin development, and community reorganization across the Paleocene-Eocene boundary. PhD Thesis, University of Michigan [W. Clyde/W. Clyde/J. Alroy] |